TruckCodex

DISCOUNT ROCK & SAND INC

USDOT 1054888 • 10500 AVIATION BLVD, MARATHON, FL, 33050

ACTIVE
Authority:None on file
Insurance:None on file
BOC-3:Not on file
Safety Rating:Not rated
MCS-150:Never updated
OOS Orders:None

Overview

Company profile from FMCSA Census File

USDOT
1,054,888
Status
ACTIVE
Operation
Intrastate (Non-Hazmat)
State
Florida
Phone
3057435680
Email
[email protected]
Power Units (MCS-150)
14
Drivers (MCS-150)
16
MCS-150 Mileage
105,000
Physical Address
10500 AVIATION BLVD, MARATHON, FL, 33050
Mailing Address
POST OFFICE BOX 504484, MARATHON, FL, 33050
Contact
Phone: 3057435680

Authority & Insurance

Operating authority, insurance filings, and BOC-3 status

Active Authority
0
Revoked / Inactive
0
Authority Types
0
Insurance Policies
None on file
BOC-3 Filing
Not on file

Operating Authority

fmcsa-authhistApr 5, 2026
No records found

No insurance filings found for this carrier in FMCSA records.

Check FMCSA SAFER for current insurance status

Safety & Inspections

SMS BASIC scores, inspection history, and out-of-service rates

SMS BASIC Scores

Driver Fitness
0%
Drugs / Alcohol
0%
Hours of Service
N/A
Unsafe Driving
0%
Vehicle Maintenance
8%

Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.

Inspections
122
Violations
184
41 OOS
Vehicle OOS %
24.0%
Above nat'l avg (23.4%)
Driver OOS %
7.0%
Above nat'l avg (6.7%)
Power Units (MCS-150)
14
Drivers (MCS-150)
16
Crash Records
9

Inspection Activity (24 months)

Monthly inspection counts with OOS months highlighted. Hover bars for details.

5
May
3
Jun
1
Jul
5
Aug
4
Sep
2
Oct
6
Nov
4
Dec
5
Jan
5
Feb
3
Mar
7
Apr
May
7
Jun
1
Jul
2
Aug
1
Sep
Oct
1
Nov
Dec
Jan
1
Feb
Mar
Apr
Clean monthMonth with OOSBased on latest 100 of 122 inspection records

Inspection Activity Map

1 state • 122 inspections

🚛
None Low Medium High🚛 Home base

Violation Summary (184 violations from latest 100 of 122 inspections)

fmcsa-inspection-file
Violation Summary (184 violations from latest 100 of 122 inspections)
CodeDescription# Violations# OOSSeverity WtBASIC
FMCSR:393.9(a)Inoperable required lamps2003Vehicle Maintenance
FMCSR:393.9A-LILInoperable required lamps1303Vehicle Maintenance
FMCSR:392.2Operating a CMV while ill or fatigued1208Unsafe Driving
FMCSR:396.17C-PINo proof of periodic inspection1003Vehicle Maintenance
FMCSR:393.134B-CRHLCCargo securement - large boulders557Vehicle Maintenance
FMCSR:393.9A-LSMLInoperable required lamps403Vehicle Maintenance
FMCSR:396.17(c)No proof of periodic inspection403Vehicle Maintenance
FMCSR:383.23(a)(2)CDL - wrong class448Driver Fitness
FMCSR:393.95(a)Emergency equipment - fire extinguisher missing/defective405Vehicle Maintenance
FMCSR:393.9A-LCLInoperable required lamps303Vehicle Maintenance
FMCSR:396.9D2-FTFFailing to correct the violation(s)/defect(s) noted on the roadside inspection report30—Vehicle Maintenance
FMCSR:393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured30—Vehicle Maintenance
FMCSR:393.75C-TAOTD-LT2/32Tire tread depth insufficient (other axles)305Vehicle Maintenance
FMCSR:393.60(d)Glazing/window obstructions304Vehicle Maintenance
FMCSR:391.41(a)(1)391.41(a)(1)32—Driver Fitness
FMCSR:393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.20—Vehicle Maintenance
FMCSR:393.11A1-LSMLLighting devices/reflectors203Vehicle Maintenance
FMCSR:392.2-SLLEDOperating a CMV while ill or fatigued208Unsafe Driving
FMCSR:393.9A-HLLHInoperable required lamps203Vehicle Maintenance
FMCSR:393.9A-LLPLInoperable required lamps203Vehicle Maintenance
FMCSR:393.95FEmergency Equipment - Stopped vehicle warning devices missing or improper20—Vehicle Maintenance
FMCSR:390.21TB1-MC390.21TB1-MC20—General/Admin
FMCSR:393.81-HHorn inoperable202Vehicle Maintenance
FMCSR:392.2-SLLSROperating a CMV while ill or fatigued208Unsafe Driving
FMCSR:393.75(c)Tire tread depth insufficient (other axles)205Vehicle Maintenance
FMCSR:393.11(a)(1)Lighting devices/reflectors203Vehicle Maintenance
FMCSR:393.81Horn inoperable202Vehicle Maintenance
FMCSR:393.95(a)(1)Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.20—Vehicle Maintenance
FMCSR:393.45(d)Brake tubing/hoses inadequate217Vehicle Maintenance
FMCSR:393.100(b)Cargo securement - aggregate working load226Vehicle Maintenance
FMCSR:396.5(b)Fuel system leak217Vehicle Maintenance
FMCSR:393.82-SMRear vision mirrors defective/missing204Vehicle Maintenance
FMCSR:396.3A1-TFCVTires - Front in contact with a part of the vehicle22—Vehicle Maintenance
FMCSR:393.130Cargo securement - heavy equipment227Vehicle Maintenance
FMCSR:393.134Cargo securement - large boulders227Vehicle Maintenance
FMCSR:393.78Windshield condition defective204Vehicle Maintenance
FMCSR:393.48(a)Inoperative/defective brakes228Vehicle Maintenance
FMCSR:391.11B2-QDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the I11—Driver Fitness
FMCSR:393.11A1-CSURRLighting devices/reflectors103Vehicle Maintenance
FMCSR:393.78A-WSWindshield condition defective104Vehicle Maintenance
FMCSR:393.11A1-LCLLighting devices/reflectors103Vehicle Maintenance
FMCSR:393.43D-BBrake - relay emergency valve117Vehicle Maintenance
FMCSR:393.48A-BIBDInoperative/defective brakes108Vehicle Maintenance
FMCSR:393.43DBMABrake - relay emergency valve117Vehicle Maintenance
FMCSR:396.5B-LFuel system leak107Vehicle Maintenance
FMCSR:393.9A-LRLIInoperable required lamps103Vehicle Maintenance
FMCSR:392.2-SLLEWA3Operating a CMV while ill or fatigued108Unsafe Driving
FMCSR:393.51C-BAPGSteering wheel free play excessive116Vehicle Maintenance
FMCSR:392.2-SLLOperating a CMV while ill or fatigued108Unsafe Driving
FMCSR:396.5B-HWSLFuel system leak117Vehicle Maintenance
FMCSR:392.2-SLLEWA1Operating a CMV while ill or fatigued108Unsafe Driving
FMCSR:392.2-SLLEWA2Operating a CMV while ill or fatigued108Unsafe Driving
FMCSR:393.130C-CHVECargo securement - heavy equipment117Vehicle Maintenance
FMCSR:393.23-LEULighting - All electrical systems on towed vehicle(s) inoperative due to no electrical connection (e.g. unplugged or loose pigtail)11—Vehicle Maintenance
FMCSR:393.23Required lamp not powered by vehicle electric11—Vehicle Maintenance
FMCSR:393.60(c)Glazing/window obstructions104Vehicle Maintenance
FMCSR:393.55(d)(3)Coupling device/towing methods defective108Vehicle Maintenance
FMCSR:393.75(a)(2)Tire-tread and/or sidewall separation11—Vehicle Maintenance
FMCSR:393.45(b)(2)Brake tubing/hoses inadequate107Vehicle Maintenance
FMCSR:393.55(d)(2)Coupling device/towing methods defective108Vehicle Maintenance
FMCSR:396.9(d)(2)Failure to correct defects noted on previous inspection report10—Vehicle Maintenance
FMCSR:393.75(a)(4)Tire-cut exposing ply and/or belt material10—Vehicle Maintenance
FMCSR:393.55(d)(1)Coupling device/towing methods defective108Vehicle Maintenance
FMCSR:393.43(d)Brake - relay emergency valve117Vehicle Maintenance
FMCSR:393.205A-WRTCWheel/rim defective117Vehicle Maintenance
FMCSR:393.55D1-BCoupling device/towing methods defective108Vehicle Maintenance
FMCSR:393.9A-LSLIWRInoperable required lamps113Vehicle Maintenance
FMCSR:393.95K-EEEmergency Equipment - Stopped vehicle warning devices inadequate flag size10—Vehicle Maintenance
FMCSR:393.55D2-BCoupling device/towing methods defective108Vehicle Maintenance
FMCSR:391.41B10-MCMedical (Certificate) - Operating a commercial vehicle without corrective lenses or hearing aid as indicated on the driver's medical certificate11—Driver Fitness
FMCSR:393.11B-CSRIGRRLighting devices/reflectors103Vehicle Maintenance
FMCSR:393.43Brake - relay emergency valve117Vehicle Maintenance
FMCSR:393.75(a)(3)Tire-flat and/or audible air leak11—Vehicle Maintenance
FMCSR:393.209(d)Wheel fasteners loose/missing118Vehicle Maintenance
FMCSR:393.209(b)Hub/bearing defective107Vehicle Maintenance
FMCSR:393.47(a)Brake chamber - cracked/broken108Vehicle Maintenance
FMCSR:391.11(b)(4)No valid medical certificate117Driver Fitness
FMCSR:393.95(b)Emergency equipment - warning devices missing104Vehicle Maintenance
FMCSR:393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper10—Vehicle Maintenance
FMCSR:393.11Lighting devices/reflectors103Vehicle Maintenance
FMCSR:393.203(d)Cab seats not securely mounted10—Vehicle Maintenance
FMCSR:392.8Failing to inspect/use emergency equipment10—Unsafe Driving
FMCSR:396.3(a)(1)Inspection/repair/maintenance - general115Vehicle Maintenance

Peer Context

This carrier vs national averages. Lower is better for all metrics.

Vehicle OOS Rate
24.0%vs nat'l 23.4%
+0.6 pts above avg
Driver OOS Rate
7.0%vs nat'l 6.7%
On par with national average
Violations / Inspection
1.84vs nat'l 1.80
On par with national average

National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.

Inspection History (122 inspections)

Showing 50 of 122

fmcsa-inspectionsApr 5, 2026
Inspection History (122 inspections)
DateReport #StationStateLevelVehicleViolationsTop CodesOOS
Feb 26, 202687161044ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Nov 24, 202586417893ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK1396.17C-PINo
Sep 10, 202585754767ISLAMORADA FLFLLevel 2KENWORTH TRUCK TRACTOR5393.9A-LIL, 393.9A-LCL, 391.11B2-QYes
Aug 27, 202585626619ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK2393.95A1, 393.78A-WSNo
Aug 12, 202585488046ISLAMORADA FLFLLevel 3FREIGHTLIN STRAIGHT TRUCK0—No
Jul 25, 202585344347ISLAMORADA FLFLLevel 3FREIGHTLIN TRUCK TRACTOR0—No
Jun 24, 202585078004KEY LARGO FLFLLevel 2LEDW SEMI-TRAILER4393.11A1-LSML, 396.17C-PI, 393.11A1-LCLNo
Jun 17, 202585005647KEY LARGO FLFLLevel 2FREIGHTLIN TRUCK TRACTOR2392.2-SLLED, 393.9A-LSMLNo
Jun 17, 202585004798BIG PINE KEY FLFLLevel 2ISUZU STRAIGHT TRUCK3393.9A-LIL, 396.9D2-FTF, 393.43D-BYes
Jun 13, 202584961431TAVERNIER FLFLLevel 2PETERBILT TRUCK TRACTOR2393.134B-CRHLC, 393.9A-HLLHYes
Jun 12, 202584959379MARATHON FLFLLevel 2FREIGHTLIN STRAIGHT TRUCK5393.9A-LSML, 393.134B-CRHLC, 393.9A-HLLHYes
Jun 6, 202584908522KEY LARGO FLFLLevel 2FELLING SEMI-TRAILER3393.9A-LIL, 396.9D2-FTFNo
Jun 4, 202584892802MIAMI FLFLLevel 3MACK TRAIL SEMI-TRAILER0—No
Apr 23, 202584530829ISLAMORADA FLFLLevel 1HOME MADE SEMI-TRAILER1396.17C-PINo
Apr 21, 202584529663BIG PINE KEY FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Apr 18, 202584463138ISLAMORADA FLFLLevel 2HOMEMADE T SEMI-TRAILER2396.17C-PI, 393.9A-LILNo
Apr 15, 202584446496MARATHON FLFLLevel 2KENWORTH STRAIGHT TRUCK2393.9A-LCL, 393.48A-BIBDNo
Apr 15, 202584446638ISLAMORADA FLFLLevel 3INTERNATIO STRAIGHT TRUCK1396.17C-PINo
Apr 10, 202584383722ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Apr 2, 202584323568TAVERNIER FLFLLevel 3HOMEMADE T SEMI-TRAILER0—No
Mar 18, 202584196167ISLAMORADA FLFLLevel 2FREIGHTLIN STRAIGHT TRUCK0—No
Mar 13, 202584141738KEY LARGO FLFLLevel 2FORD STRAIGHT TRUCK6393.95F, 393.9A-LSML, 393.43DBMAYes
Mar 1, 202584034077MARATHON FLFLLevel 3KENWORTH STRAIGHT TRUCK1392.2-SLLEWA3No
Feb 26, 202584006473MARATHON FLFLLevel 3KENWORTH STRAIGHT TRUCK0—No
Feb 25, 202584002490ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Feb 21, 202583952896ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Feb 20, 202583941926HOMESTEAD FLFLLevel 2KENWORTH TRUCK TRACTOR3393.51C-BAPG, 393.9A-LCL, 393.9A-LILYes
Feb 13, 202583878337ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Jan 28, 202583755191ISLAMORADA FLFLLevel 3PETERBILT TRUCK TRACTOR0—No
Jan 27, 202583736323ISLAMORADA FLFLLevel 2KENWORTH TRUCK TRACTOR1392.2-SLLNo
Jan 27, 202583734301ISLAMORADA FLFLLevel 1KENWORTH STRAIGHT TRUCK0—No
Jan 21, 202583696158HOMESTEAD FLFLLevel 3MACK TRAIL SEMI-TRAILER0—No
Jan 10, 202583596842ISLAMORADA FLFLLevel 2KENWORTH TRUCK TRACTOR4393.95A4-EEUS, 396.5B-HWSL, 393.81-HYes
Dec 18, 202483457628ISLAMORADA FLFLLevel 3KENWORTH STRAIGHT TRUCK0—No
Dec 9, 202483384671KEY LARGO FLFLLevel 2FREIGHTLIN STRAIGHT TRUCK4393.9A-LIL, 393.134B-CRHLC, 392.2-SLLEWA1Yes
Dec 3, 202483331810MARATHON FLFLLevel 3MACK STRAIGHT TRUCK0—No
Dec 2, 202483323515MARATHON FLFLLevel 2INTERNATIO STRAIGHT TRUCK4393.95A4-EEUS, 393.9A-LLPL, 393.75C-TAOTD-LT2/32No
Nov 18, 202483223046ISLAMORADA FLFLLevel 2KENWORTH STRAIGHT TRUCK0—No
Nov 18, 202483223142MARATHON FLFLLevel 2HOMEMADE T SEMI-TRAILER7396.17C-PI, 393.95F, 393.9A-LILYes
Nov 18, 202483223694ISLAMORADA FLFLLevel 2LEDWALL & SEMI-TRAILER2393.23-LEU, 396.17C-PIYes
Nov 14, 202483177514MARATHON FLFLLevel 2KENWORTH STRAIGHT TRUCK3393.75C-TAOTD-LT2/32, 392.2-SLLSRNo
Nov 13, 202483176141ISLAMORADA FLFLLevel 3FREIGHTLIN STRAIGHT TRUCK0—No
Nov 7, 202483124586ISLAMORADA FLFLLevel 2LEDWALL & SEMI-TRAILER0—No
Oct 21, 202482996395ISLAMORADA FLFLLevel 2KENWORTH TRUCK TRACTOR3393.9A-LIL, 393.81-HNo
Oct 3, 202482844329ISLAMORADA FLFLLevel 3KENWORTH TRUCK TRACTOR0—No
Sep 23, 202482773739ISLAMORADA FLFLLevel 1ISUZU STRAIGHT TRUCK0—No
Sep 12, 202482664410ISLAMORADA FLFLLevel 3PETERBILT TRUCK TRACTOR0—No
Sep 12, 202482661576MARATHON FLFLLevel 2MACK TRAIL SEMI-TRAILER0—No
Sep 9, 202482649886ISLAMORADA FLFLLevel 3KENWORTH TRUCK TRACTOR0—No
Aug 29, 202482547971ISLAMORADA FLFLLevel 3FREIGHTLIN STRAIGHT TRUCK0—No
View all 122 records
View all 122 inspections →

Inspection analytics

Monthly cadence, frequent stations, and violation mix

Inspections per month (24 mo)

65 total · 21.5% OOS
2024-042026-02
InspectionsOOS

Most frequent inspection stations

ISLAMORADA FL44 · 6 OOS
MARATHON FL15 · 4 OOS
US1 PLANTATION SCALE-NORTH13 · 3 OOS
US1 PLANTATION SCALE-SOUTH8 · 3 OOS
KEY LARGO FL7 · 2 OOS
TAVERNIER, FL4 · 1 OOS
BIG PINE KEY FL4 · 3 OOS
MARATHON, FL3 · 3 OOS

Violations by BASIC category

Vehicle Maintenance185 · 41 OOS
Unsafe Driving27 · 1 OOS
Driver Fitness12 · 10 OOS

Recent Crashes

9 crash records from FMCSA Crash File

Total Crashes
9
Fatalities
4
Fatal crashes on record
Injuries
11
Across 7 crashes
Tow-Aways
8

Crash History (9 records)

fmcsa-crash-fileApr 5, 2026
Crash History (9 records)
DateStateSeverityFatalitiesInjuriesCityLocationVINCarrier Name at Crash
Aug 25, 2021FLINJURY01UNINCORPORATEDUS-1 AT MM 17...415615DISCOUNT ROCK & SAND INC
Jul 29, 2020FLINJURY01————
Jul 20, 2020FLTOW00————
Mar 5, 2018FLFATAL43————
Nov 28, 2016FLTOW00————
Nov 20, 2015FLINJURY01————
Nov 14, 2011FLINJURY01————
May 8, 2006FLINJURY01————
Nov 10, 2005FLINJURY03————

Compliance Timeline

9 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records

Aug 25, 2021
Crash
Injury crash in FL
0 fatalities, 1 injury
Jul 29, 2020
Crash
Injury crash
0 fatalities, 1 injury
Jul 20, 2020
Crash
Tow-away crash
0 fatalities, 0 injuries
Mar 5, 2018
Crash
Fatal crash
4 fatalities, 3 injuries
Nov 28, 2016
Crash
Tow-away crash
0 fatalities, 0 injuries
Nov 20, 2015
Crash
Injury crash
0 fatalities, 1 injury
Nov 14, 2011
Crash
Injury crash
0 fatalities, 1 injury
May 8, 2006
Crash
Injury crash
0 fatalities, 1 injury
Nov 10, 2005
Crash
Injury crash
0 fatalities, 3 injuries

Related Records

Related records

StateAll entities in Florida
Browse carriers, brokers, and FFs in FL
CityEntities in MARATHON, FL
Browse by city
Crashes9 crash records
FMCSA Crash File
Inspections122 inspection records
Full inspection history
StationISLAMORADA FL
44 inspections at this station
StationMARATHON FL
15 inspections at this station
StationKEY LARGO FL
7 inspections at this station
CertificatesAuthority Certificate Lookup
Search MC, FF, MX certificates
RecallsRecalls & safety data
Check NHTSA recall campaigns
SearchSearch for another entity
Look up by USDOT, name, MC#, or VIN

Data sources & freshness

FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
FMCSA Authority History
Updated 1 weeks ago
FMCSA Insurance Filings
Updated 1 weeks ago
FMCSA Vehicle Inspection File
Updated 1 weeks ago
Refresh dataLast updated: Apr 5, 2026